Thermionic work function
[电] 热离子
🧩 词语组成解析
a. 热离子的\\n[电] 热离
work
[wɝk]
vt.& vi. 使工作;使运作;操作;使产生效果;
n. 工作，操作;著作;工厂;行为，事业;
vt. 使工作;操作;经营;使缓慢前进;
🗣️ 情景例句
and lay them face down.
将牌盖住。
He who has a mind to beat his dog will easily find a stick.
有心打狗好找棍；欲加之罪，何患无辞。
There is so much variety that you never have to make do with second best.
物品种繁多，从来不必用二等品来凑合。